From: Jonathan Cameron Date: Fri, 12 Apr 2024 16:10:39 +0000 (+0100) Subject: perf/riscv: Assign parents for event_source devices X-Git-Tag: v6.10-rc1~182^2~2^2~15 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=50650e5f3186dcd3cc291b515022eab281256688;p=thirdparty%2Fkernel%2Flinux.git perf/riscv: Assign parents for event_source devices Currently all these devices appear directly under /sys/devices/ Only root busses should appear there, so instead assign the pmu->dev parents to be the appropriate platform devices. Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/ Cc: Atish Patra CC: Anup Patel Signed-off-by: Jonathan Cameron Link: https://lore.kernel.org/r/20240412161057.14099-13-Jonathan.Cameron@huawei.com Signed-off-by: Will Deacon --- diff --git a/drivers/perf/riscv_pmu_legacy.c b/drivers/perf/riscv_pmu_legacy.c index fa0bccf4edf2e..04487ad7fba0b 100644 --- a/drivers/perf/riscv_pmu_legacy.c +++ b/drivers/perf/riscv_pmu_legacy.c @@ -136,6 +136,7 @@ static int pmu_legacy_device_probe(struct platform_device *pdev) pmu = riscv_pmu_alloc(); if (!pmu) return -ENOMEM; + pmu->pmu.parent = &pdev->dev; pmu_legacy_init(pmu); return 0; diff --git a/drivers/perf/riscv_pmu_sbi.c b/drivers/perf/riscv_pmu_sbi.c index 5aef5a8737b23..82636273d7265 100644 --- a/drivers/perf/riscv_pmu_sbi.c +++ b/drivers/perf/riscv_pmu_sbi.c @@ -1080,6 +1080,7 @@ static int pmu_sbi_device_probe(struct platform_device *pdev) } pmu->pmu.attr_groups = riscv_pmu_attr_groups; + pmu->pmu.parent = &pdev->dev; pmu->cmask = cmask; pmu->ctr_start = pmu_sbi_ctr_start; pmu->ctr_stop = pmu_sbi_ctr_stop;